Headband



FIG. 1 is a top, front isometric view of a headband showing the new design;

FIG. 2 is a side elevation view of the headband, the opposite side view being a mirror image thereof;

FIG. 3 is a front elevation view of the headband;

FIG. 4 is a rear elevation view of the headband; and,

FIG. 5 is a top plan view of the headband, the bottom plan view being a mirror image thereof. 

CLAIM The ornamental design for a headband, as shown and described. 